AA-186: Updating Course Home Course Metadata API

Added `is_enrolled` field to check if user's enrollment is active.

lms/djangoapps/course_home_api/course_metadata/v1/serializers.py

@@ -36,3 +36,4 @@ class CourseHomeMetadataSerializer(serializers.Serializer):
     tabs = CourseTabSerializer(many=True)
     title = serializers.CharField()
     is_self_paced = serializers.BooleanField()
+    is_enrolled = serializers.BooleanField()

lms/djangoapps/course_home_api/course_metadata/v1/views.py

@@ -8,6 +8,7 @@ from rest_framework.response import Response
 
 from opaque_keys.edx.keys import CourseKey
 
+from student.models import CourseEnrollment
 from lms.djangoapps.courseware.access import has_access
 from lms.djangoapps.courseware.tabs import get_course_tab_list
 from lms.djangoapps.course_api.api import course_detail
@@ -29,6 +30,8 @@ class CourseHomeMetadataView(RetrieveAPIView):
         Body consists of the following fields:
 
         course_id: (str) The Course's id (Course Run key)
+        is_enrolled: (bool) Indicates if the user is enrolled in the course
+        is_self_paced: (bool) Indicates if the course is self paced
         is_staff: (bool) Indicates if the user is staff
         number: (str) The Course's number
         org: (str) The Course's organization
@@ -50,6 +53,8 @@ class CourseHomeMetadataView(RetrieveAPIView):
         course_key_string = kwargs.get('course_key_string')
         course_key = CourseKey.from_string(course_key_string)
         course = course_detail(request, request.user.username, course_key)
+        user_is_enrolled = CourseEnrollment.is_enrolled(request.user, course_key_string)
+
         data = {
             'course_id': course.id,
             'is_staff': has_access(request.user, 'staff', course_key).has_access,
@@ -58,6 +63,7 @@ class CourseHomeMetadataView(RetrieveAPIView):
             'tabs': get_course_tab_list(request.user, course),
             'title': course.display_name_with_default,
             'is_self_paced': getattr(course, 'self_paced', False),
+            'is_enrolled': user_is_enrolled,
         }
         context = self.get_serializer_context()
         context['course'] = course